textarea {
  resize: none !important;
}

#app {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  text-align: center;
  font-family: "Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", Arial, sans-serif;
}
